/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.kie.efesto.common.api.utils;

import java.util.HashMap;
import java.util.Map;
import java.util.ServiceLoader;

import org.kie.efesto.common.api.identifiers.ComponentRoot;
import org.kie.efesto.common.api.identifiers.EfestoComponentRoot;

public class EfestoAppRootHelper {

    private EfestoAppRootHelper() {
    }

    public static Map<Class<? extends EfestoComponentRoot>, EfestoComponentRoot> getEfestoComponentRootBySPI(Class<?
            extends EfestoComponentRoot> toLoad) {
        Map<Class<? extends EfestoComponentRoot>, EfestoComponentRoot> toReturn = new HashMap<>();
        ServiceLoader<? extends EfestoComponentRoot> componentRootLoader = ServiceLoader.load(toLoad);
        componentRootLoader.iterator()
                .forEachRemaining(efestoComponentRoot -> toReturn.put(efestoComponentRoot.getClass(), efestoComponentRoot));
        return toReturn;
    }

    public static Map<Class<? extends ComponentRoot>, ComponentRoot> getComponentRootBySPI(Class<?
            extends ComponentRoot> toLoad) {
        Map<Class<? extends ComponentRoot>, ComponentRoot> toReturn = new HashMap<>();
        ServiceLoader<? extends ComponentRoot> componentRootLoader = ServiceLoader.load(toLoad);
        componentRootLoader.iterator()
                .forEachRemaining(componentRoot -> toReturn.put(componentRoot.getClass(), componentRoot));
        return toReturn;
    }
}
